WebAIM's mission is to expand the potential of the web for people with disabilities by providing the knowledge, technical skills, tools, organizational leadership strategies, and vision that empower organizations to make their own content accessible to people with disabilities.
[1][2] WebAIM provides a number of web accessibility products and services.
This free, online tool provides visual feedback of a page's accessibility.
WebAIM administers an online community that focuses on web accessibility.
Community resources include a newsletter, blog, email discussion list, an onsite 2-day training, and RSS feeds.